infinIT.us

Must currently reside in the Cleveland, Ohio area. This position is not remote and does not offer visa sponsorship.

infinIT is seeking a Senior Systems & Network Engineer who enjoys solving complex technical problems and being the person others turn to when things get difficult. This role is designed for a highly capable engineer who is strongest in Windows Server environments and comfortable working across networking, virtualization, and cloud technologies.

You will serve as a senior technical resource within our Service Delivery team, leading escalations, supporting infrastructure projects, and mentoring other engineers. This position requires strong troubleshooting skills, ownership of technical challenges, and the ability to work complex issues to completion.

The Senior Systems & Network Engineer works closely with the Service Delivery Manager and helps strengthen the technical capabilities of the entire Service Delivery team through mentorship, guidance, and technical leadership.

• Complex infrastructure issues are resolved efficiently
• Infrastructure projects are planned and executed successfully
• Junior technicians grow through mentorship and technical guidance
• Client environments become more stable, secure, and well-documented

• Serve as the primary escalation point for complex systems and network issues
• Perform advanced troubleshooting and root cause analysis across server, network, and virtualization environments
• Take ownership of critical issues and ensure they are resolved completely

• Design, implement, and support Windows Server environments across client networks
• Manage virtualization platforms, including Hyper-V and VMware environments
• Support Microsoft 365 cloud services

• Support firewall and switching platforms such as SonicWall, Cisco Meraki, and Ubiquiti
• Troubleshoot routing, switching, VPN, and connectivity issues

• Lead infrastructure projects including server deployments, migrations, network upgrades, and cloud integrations
• Work with vendors and manufacturers to troubleshoot issues and implement solutions

• Assist with deployment and support of 3CX, Switchvox, Netsapiens, and Microsoft Teams Phone

• Maintain accurate documentation within our documentation platform
• Contribute to technical standards and best practices across client environments

• Strong expertise with Windows Server administration and troubleshooting
• Experience supporting SMB network environments
• Advanced troubleshooting across servers, networking, and infrastructure
• Experience with Microsoft 365
• Experience with Hyper-V and VMware virtualization

• Experience supporting SonicWall, Cisco Meraki, or Ubiquiti networking
• Experience supporting VoIP systems
• Experience working in a Managed Services Provider (MSP) environment
• Experience with Azure infrastructure
• Experience with ConnectWise and DattoRMM is a plus

• Microsoft certifications
• Cisco certifications
• SonicWall certifications

Equivalent real-world experience is valued as highly as formal certifications.

We’re looking for someone who takes pride in solving difficult problems and seeing technical work through to completion.

The right candidate:

• Enjoys tackling complex technical challenges
• Takes ownership of issues instead of passing them along
• Mentors junior technicians and supports team development
• Works collaboratively and contributes to a positive team culture
• Communicates clearly with both technical staff and clients
• Is comfortable engaging vendor support and researching solutions when needed

This role will play an important part in shaping the future of our service delivery organization.

This is an onsite role based in our Cleveland office. While most work is performed from the office, occasional travel to our Warren office and client locations will be required.